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/*
* This file is part of the coreboot project.
*
* Copyright 2016 Google Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <intelblocks/sd.h>
#include "chip.h"
int sd_fill_soc_gpio_info(struct acpi_gpio* gpio, struct device *dev)
{
config_t *config = config_of(dev);
/* Nothing to write if GPIO is not set in devicetree */
if(!config->sdcard_cd_gpio_default && !config->sdcard_cd_gpio.pins[0])
return -1;
if (config->sdcard_cd_gpio_default) {
gpio->type = ACPI_GPIO_TYPE_INTERRUPT;
gpio->pull = ACPI_GPIO_PULL_NONE;
gpio->irq.mode = ACPI_IRQ_EDGE_TRIGGERED;
gpio->irq.polarity = ACPI_IRQ_ACTIVE_BOTH;
gpio->irq.shared = ACPI_IRQ_SHARED;
gpio->irq.wake = ACPI_IRQ_WAKE;
gpio->interrupt_debounce_timeout = 10000; /* 100ms */
gpio->pin_count = 1;
gpio->pins[0] = config->sdcard_cd_gpio_default;
} else
*gpio = config->sdcard_cd_gpio;
return 0;
}
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